Anning-Johnson Company

Grew through mid‑century into a multi‑million‑dollar firm by 1960, expanding into poured gypsum decks, drywall, fireproofing, and roofing.

Today one of the nation’s largest employee‑owned specialty contractors, serving eight major US markets coast to coast.

Handles end‑to‑end specialty construction: preconstruction, exterior wall systems, interior walls & ceilings, metal decking, roofing, spray fireproofing, mechanical insulation.

Typical projects include commercial offices, healthcare facilities, data centers, multi‑family high‑rises and tenant improvements.

Has delivered standout work like LEED‑platinum university buildings, tech campuses, high‑end acoustical interiors, and master‑planned data center facilities.

Notable presence in markets like Atlanta NCR HQ, Seattle’s Tulalip Casino, Portland’s Patricia Reser Center, and DC’s Capital One Block A.

Safety is our first priority.

Commitment to excellence in craftsmanship and customer service.

Integrity in all business practices.

Accountability and responsibility in delivering high

quality projects.

Innovation through continuous improvement.

Collaboration with clients, partners, and employees to achieve common goals.

Committed to reducing its environmental footprint across all operations.

Implemented energy

efficient construction practices.

Pursues sustainable sourcing of materials.

Working toward achieving Net Zero emissions by 2050.

Focus on waste reduction and recycling in construction processes.

Dedicated to reducing water usage and promoting environmentally

friendly products.